Nestled between the ancient biblical port of Jaffa and Tel Aviv's first Jewish neighborhood — the better-known and long-gentrified Neve Tzedek — Florentin is renowned as Tel Aviv's bohemian bastion and has drawn comparisons to Berlin's Kreuzberg and New York City's Lower East Side. Along the main Florentin street you'll find crumbling buildings alongside newly renovated ones, with elderly shoemakers and merchants selling mattresses next to trendy art galleries. The Levinsky outdoor market, offering olives, nuts and spices, is just a stone's throw away (as is "Bar Mitzvah," the aptly named watering hole). Florentin owes much of its local reputation to a popular 1990s TV series by the same name about a group of young Israelis struggling to get by in the neighborhood. The show helped launch the career of Ayelet Zurer (Avner's wife in Steven Spielberg's "Munich," Tom Hanks' sidekick in "Angels & Demons" and Superman's mom in "Man of Steel") and made Florentin a brand name, spiking its real estate prices. [...] to uncover the hidden gems and decipher their cryptic messages, you'll need the help of Guy Sharett, Florentin's resident "cultural mediator," who runs a popular series of urban culture and graffiti tours. A linguist by trade, he'll teach you some Hebrew phrases, give you the lowdown on the ceramic ducks around the neighborhood and help you identify the scattered works of mysterious artists such as Mr.